Trends in International Mathematics and Science Study 2015

International, 2015

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Reference ID

int-iea-timss-2015-v1

Producer(s)

TIMSS & PIRLS International Study Center

Collections

TIMSS and PIRLS

Metadata

DDI/XML JSON

Created on

Mar 20, 2021

Last modified

Mar 20, 2021

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382692

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FRACTION OF CIRCLES THAT ARE BLACK (1) (M041059)

Data file: timss-2015-pop1-stu-ach-reliable-allcountries-metadata

Overview

Valid: 124

Invalid: 876

Type: Discrete

Decimal: 0

loc_start_pos: 144

loc_end_pos: 144

Width: 1

Range: 1 - 6

Format: Numeric

Questions and instructions

Categories

Value	Category	Cases
1	CORRECT RESPONSE	74	59.7%
2	CORRECT RESPONSE_duplicated_11	7	5.6%
3	INCORRECT RESPONSE	0	0%
4	INCORRECT RESPONSE_duplicated_71	2	1.6%
5	INCORRECT RESPONSE_duplicated_72	17	13.7%
6	INCORRECT RESPONSE_duplicated_79	24	19.4%
Sysmiss		876

Warning: these figures indicate the number of cases found in the data file. They cannot be interpreted as summary statistics of the population of interest.

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